21062576

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{18541}}^1$

素因数の和:18620

約数の個数: 20

約数和(自身を含む): 41385744

約数和(自身を除く): 20323168

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 18541, 37082, 74164, 148328, 296656, 1316411, 2632822, 5265644, 10531288, 21062576]

約数ペア:

[(1, 21062576), (2, 10531288), (4, 5265644), (8, 2632822), (16, 1316411), (71, 296656), (142, 148328), (284, 74164), (568, 37082), (1136, 18541)]